conky-config/module/Weather.lua

488 lines
13 KiB
Lua

local _CR = require 'CR'
local Widget = require 'Widget'
local Text = require 'Text'
local Line = require 'Line'
local TextColumn = require 'TextColumn'
local ScaledImage = require 'ScaledImage'
local util = require 'util'
local json = require 'json'
local schema = require 'default_patterns'
local _STRING_MATCH = string.match
local _STRING_SUB = string.sub
local _STRING_UPPER = string.upper
local _OS_EXECUTE = os.execute
local TIME_FORMAT = '%-I:%M %p'
local DATE_FORMAT = '%A'
local SECTIONS = 8
local WEATHER_UPDATE_INTERVAL = 900
local WEATHER_PATH = '/tmp/weather.json'
local ICON_PATH = _G_INIT_DATA_.ABS_PATH .. '/images/weather/'
local RECENTLY_UPDATED_PATH = '/tmp/weather_recently_updated'
local NA = 'N/A'
local NA_IMAGE_PATH = ICON_PATH .. 'na.png'
--construction params
local SPACING = 20
local HEADER_PAD = 20
local ICON_PAD = 20
local ICON_SIDE_LENGTH = 75
local TEMP_SECTION_WIDTH = 220
local SECTION_HEIGHT = HEADER_PAD + ICON_SIDE_LENGTH + 30
local __create_side_section = function(x_offset, y_offset, section_table)
for i = 1, SECTIONS do
section_table[i] = {}
local current_widget = section_table[i]
local current_y = y_offset + (i - 1) * SECTION_HEIGHT
current_widget.desc = Widget.Text{
x = x_offset,
y = current_y,
text_color = schema.blue,
}
current_widget.period = Widget.Text{
x = x_offset + _G_INIT_DATA_.SECTION_WIDTH,
y = current_y,
x_align = 'right',
text_color = schema.blue
}
current_widget.icon = Widget.ScaledImage{
x = x_offset,
y = current_y + HEADER_PAD,
width = ICON_SIDE_LENGTH,
height = ICON_SIDE_LENGTH
}
current_widget.temp1 = Widget.Text{
x = x_offset + ICON_SIDE_LENGTH + 0.5 * TEMP_SECTION_WIDTH,
y = current_y + HEADER_PAD + 20,
x_align = 'center',
font_size = 28,
text_color = schema.blue
}
current_widget.temp2 = Widget.Text{
x = x_offset + ICON_SIDE_LENGTH + 0.5 * TEMP_SECTION_WIDTH,
y = current_y + HEADER_PAD + 50,
x_align = 'center',
font_size = 11
}
current_widget.label_column = Widget.TextColumn{
x = x_offset + ICON_SIDE_LENGTH + TEMP_SECTION_WIDTH,
y = current_y + HEADER_PAD + 10,
spacing = SPACING,
'H',
'P',
'W'
}
current_widget.info_column = Widget.TextColumn{
x = x_offset + _G_INIT_DATA_.SECTION_WIDTH,
y = current_y + HEADER_PAD + 10,
spacing = SPACING,
x_align = 'right',
text_color = schema.blue,
num_rows = 3
}
if i < SECTIONS then
current_widget.divider = Widget.Line{
p1 = {
x = x_offset,
y = current_y + SECTION_HEIGHT - 18
},
p2 = {
x = x_offset + _G_INIT_DATA_.SECTION_WIDTH,
y = current_y + SECTION_HEIGHT - 18
},
line_pattern = schema.mid_grey
}
end
end
end
--LEFT
local left = {
header = Widget.Header{
x = _G_INIT_DATA_.LEFT_X,
y = _G_INIT_DATA_.TOP_Y,
width = _G_INIT_DATA_.SECTION_WIDTH,
header = 'HOURLY FORECAST'
},
hours = {}
}
__create_side_section(_G_INIT_DATA_.LEFT_X, left.header.bottom_y, left.hours)
--CENTER
local center = {}
center.header = Widget.Header{
x = _G_INIT_DATA_.CENTER_LEFT_X,
y = _G_INIT_DATA_.TOP_Y,
width = _G_INIT_DATA_.CENTER_WIDTH,
header = 'CURRENT CONDITIONS'
}
center.current_desc = Widget.Text{
x = _G_INIT_DATA_.CENTER_LEFT_X,
y = center.header.bottom_y + 8,
text_color = schema.blue,
font_size = 24
}
local CENTER_X_1 = _G_INIT_DATA_.CENTER_LEFT_X + _G_INIT_DATA_.SECTION_WIDTH * 0.25
local CENTER_ICON_WIDTH = 120
local CENTER_ICON_Y = center.header.bottom_y + 105 - CENTER_ICON_WIDTH / 2
center.icon = Widget.ScaledImage{
x = CENTER_X_1 - CENTER_ICON_WIDTH / 2,
y = CENTER_ICON_Y,
width = CENTER_ICON_WIDTH,
height = CENTER_ICON_WIDTH
}
local CENTER_X_2 = _G_INIT_DATA_.CENTER_LEFT_X + _G_INIT_DATA_.SECTION_WIDTH * 0.70
local INFO_Y = center.header.bottom_y + 70
center.current_temp = Widget.Text{
x = CENTER_X_2,
y = INFO_Y,
x_align = 'center',
font_size = 48,
text_color = schema.blue
}
center.obs_time = Widget.Text{
x = CENTER_X_2,
y = INFO_Y + 42,
x_align = 'center',
font_size = 12,
}
center.place = Widget.Text{
x = CENTER_X_2,
y = INFO_Y + 66,
x_align = 'center',
font_size = 12,
}
local COLUMN_PADDING = 15
local CENTER_SPACING = SPACING + 7
center.label_column_1 = Widget.TextColumn{
x = _G_INIT_DATA_.CENTER_RIGHT_X,
y = center.header.bottom_y,
spacing = CENTER_SPACING,
font_size = 14,
'Feels Like',
'Dewpoint',
'Humidity',
'Sky Coverage',
'Visibility',
'Ceiling',
'Precipitation'
}
center.info_column_1 = Widget.TextColumn{
x = _G_INIT_DATA_.CENTER_RIGHT_X + (_G_INIT_DATA_.SECTION_WIDTH - COLUMN_PADDING) / 2,
y = center.header.bottom_y,
x_align = 'right',
text_color = schema.blue,
spacing = CENTER_SPACING,
font_size = 14,
num_rows = 7
}
center.label_column_2 = Widget.TextColumn{
x = _G_INIT_DATA_.CENTER_RIGHT_X + (_G_INIT_DATA_.SECTION_WIDTH + COLUMN_PADDING) / 2,
y = center.header.bottom_y,
spacing = CENTER_SPACING,
font_size = 14,
'WindSpd',
'WindGust',
'WindDir',
'Pressure',
'Sunrise',
'Sunset',
'Light Rate'
}
center.info_column_2 = Widget.TextColumn{
x = _G_INIT_DATA_.CENTER_RIGHT_X + _G_INIT_DATA_.SECTION_WIDTH,
y = center.header.bottom_y,
x_align = 'right',
text_color = schema.blue,
spacing = CENTER_SPACING,
font_size = 14,
num_rows = 7
}
--RIGHT
local right = {
header = Widget.Header{
x = _G_INIT_DATA_.RIGHT_X,
y = _G_INIT_DATA_.TOP_Y,
width = _G_INIT_DATA_.SECTION_WIDTH,
header = '8 DAY FORECAST'
},
days = {}
}
__create_side_section(_G_INIT_DATA_.RIGHT_X, right.header.bottom_y, right.days)
Widget = nil
schema = nil
SPACING = nil
HEADER_BOTTOM_Y = nil
SECTION_HEIGHT = nil
INFO_Y = nil
TEXT_1_PAD = nil
TEXT_1_X = nil
COLUMN_WIDTH = nil
LABEL_COLUMN_1_X = nil
CENTER_SPACING = nil
local __populate_section = function(current_section, cr, desc, period, icon_path, temp1, temp2, humidity, pop, wind)
if desc then
Text.set(current_section.desc, cr, Text.trim_to_length(desc, 20))
else
Text.set(current_section.desc, cr, NA)
end
Text.set(current_section.period, cr, period or NA)
ScaledImage.set(current_section.icon, icon_path or NA_IMAGE_PATH)
Text.set(current_section.temp1, cr, temp1 or NA)
Text.set(current_section.temp2, cr, temp2 or NA)
TextColumn.set(current_section.info_column, cr, 1, humidity or NA)
TextColumn.set(current_section.info_column, cr, 2, pop or NA)
TextColumn.set(current_section.info_column, cr, 3, wind or NA)
end
local __populate_center = function(center_section, cr, desc, icon_path, temp,
obs_time, place, feels_like, dewpoint, humidity, coverage, visibility, ceiling,
precip, wind_spd, wind_gust_spd, wind_dir, pressure, sunrise, sunset, light)
if desc then
Text.set(center_section.current_desc, cr, Text.trim_to_length(desc, 20))
else
Text.set(center_section.current_desc, cr, NA)
end
ScaledImage.set(center_section.icon, icon_path or NA_IMAGE_PATH)
Text.set(center_section.current_temp, cr, temp or NA)
Text.set(center_section.obs_time, cr, obs_time or NA)
Text.set(center_section.place, cr, place or NA)
local info_column_1 = center_section.info_column_1
TextColumn.set(info_column_1, cr, 1, feels_like or NA)
TextColumn.set(info_column_1, cr, 2, dewpoint or NA)
TextColumn.set(info_column_1, cr, 3, humidity or NA)
TextColumn.set(info_column_1, cr, 4, coverage or NA)
TextColumn.set(info_column_1, cr, 5, visibility or NA)
TextColumn.set(info_column_1, cr, 6, ceiling or NA)
TextColumn.set(info_column_1, cr, 7, precip or NA)
local info_column_2 = center_section.info_column_2
TextColumn.set(info_column_2, cr, 1, wind_spd or NA)
TextColumn.set(info_column_2, cr, 2, wind_gust_spd or NA)
TextColumn.set(info_column_2, cr, 3, wind_dir or NA)
TextColumn.set(info_column_2, cr, 4, pressure or NA)
TextColumn.set(info_column_2, cr, 5, sunrise or NA)
TextColumn.set(info_column_2, cr, 6, sunset or NA)
TextColumn.set(info_column_2, cr, 7, light or NA)
end
local __update_interface = function(cr)
local file = util.read_file(WEATHER_PATH)
local data = (file ~= '') and json.decode(file)
if data then
data = data.response.responses
if data[1].success == false then
for i = 1, SECTIONS do __populate_section(left.hours[i], cr) end
__populate_center(center, cr, nil, nil, nil, nil, 'Invalid Location')
for i = 1, SECTIONS do __populate_section(right.days[i], cr) end
else
--LEFT
local hourly = data[2].response[1].periods
for i = 1, SECTIONS do
local hour_data = hourly[i]
__populate_section(
left.hours[i],
cr,
hour_data.weatherPrimary,
hour_data.timestamp and util.convert_unix_time(hour_data.timestamp, TIME_FORMAT),
hour_data.icon and ICON_PATH..hour_data.icon,
hour_data.avgTempF and hour_data.avgTempF..'°F',
hour_data.feelslikeF and 'Feels like '..hour_data.feelslikeF..'°F',
hour_data.humidity and hour_data.humidity..' %',
hour_data.pop and hour_data.pop..' %',
hour_data.windSpeedMPH and hour_data.windSpeedMPH..' mph'
)
end
--CENTER
local current_data = data[1].response
local ob = current_data.ob
local place
if current_data.place then
place = current_data.place.name
if place then place = util.capitalize_each_word(_STRING_MATCH(place, '([%w%s]+)/?')) end
local state = current_data.place.state
if state == '' then state = nil end
if place and state then
place = place..', '.._STRING_UPPER(state)
elseif place then
local country = current_data.place.country
if country then place = place..', '.._STRING_UPPER(country) end
end
end
__populate_center(
center,
cr,
ob.weather,
ob.icon and ICON_PATH..ob.icon,
ob.tempF and ob.tempF..'°F',
ob.timestamp and util.convert_unix_time(ob.timestamp, TIME_FORMAT),
place,
ob.feelslikeF and ob.feelslikeF..'°F',
ob.dewpointF and ob.dewpointF..'°F',
ob.humidity and ob.humidity..' %',
ob.sky and ob.sky..' %',
ob.visibilityMI and ob.visibilityMI..' mi',
ob.ceilingFT and ob.ceilingFT..' ft',
ob.precipIN and ob.precipIN..' in',
ob.windSpeedMPH and ob.windSpeedMPH..' mph',
ob.windGustMPH and ob.windGustMPH..' mph',
ob.windDirDEG and ob.windDirDEG..' deg',
ob.pressureMB and ob.pressureMB..' mbar',
ob.sunrise and util.convert_unix_time(ob.sunrise, TIME_FORMAT),
ob.sunset and util.convert_unix_time(ob.sunset, TIME_FORMAT),
ob.light and ob.light..' %'
)
--RIGHT
local daily = data[3].response[1].periods
for i = 1, SECTIONS do
local day_data = daily[i]
__populate_section(
right.days[i],
cr,
day_data.weatherPrimary,
day_data.timestamp and _STRING_SUB(util.convert_unix_time(
day_data.timestamp, DATE_FORMAT), 1, 3),
day_data.icon and ICON_PATH..day_data.icon,
day_data.maxTempF and day_data.maxTempF..'°F',
day_data.minTempF and 'Low of '..day_data.minTempF..'°F',
day_data.humidity and day_data.humidity..' %',
day_data.pop and day_data.pop..' %',
day_data.windSpeedMPH and day_data.windSpeedMPH..' mph'
)
end
end
else
for i = 1, SECTIONS do __populate_section(left.hours[i], cr) end
__populate_center(center, cr)
for i = 1, SECTIONS do __populate_section(right.days[i], cr) end
end
end
local __draw_sections = function(section_group, cr)
for i = 1, SECTIONS do
local section = section_group[i]
if i < SECTIONS then Line.draw(section.divider, cr) end
Text.draw(section.desc, cr)
Text.draw(section.period, cr)
ScaledImage.draw(section.icon)
Text.draw(section.temp1, cr)
Text.draw(section.temp2, cr)
TextColumn.draw(section.label_column, cr)
TextColumn.draw(section.info_column, cr)
end
end
__update_interface(_CR)
_CR = nil
_OS_EXECUTE('get_weather.sh')
local update_cycle = WEATHER_UPDATE_INTERVAL
local draw = function(cr, interface, trigger)
if update_cycle == 0 then _OS_EXECUTE('get_weather.sh') end
local recently_updated = util.read_file(RECENTLY_UPDATED_PATH, nil, '*n')
if recently_updated == 1 then
update_cycle = WEATHER_UPDATE_INTERVAL
util.write_file(RECENTLY_UPDATED_PATH, 0)
end
if recently_updated == 1 or trigger == 0 then __update_interface(cr) end
update_cycle = update_cycle - 1
if interface == 1 then
--LEFT
Text.draw(left.header.text, cr)
Line.draw(left.header.underline, cr)
__draw_sections(left.hours, cr)
--CENTER
Text.draw(center.header.text, cr)
Line.draw(center.header.underline, cr)
Text.draw(center.current_desc, cr)
ScaledImage.draw(center.icon)
Text.draw(center.current_temp, cr)
Text.draw(center.obs_time, cr)
Text.draw(center.place, cr)
TextColumn.draw(center.label_column_1, cr)
TextColumn.draw(center.info_column_1, cr)
TextColumn.draw(center.label_column_2, cr)
TextColumn.draw(center.info_column_2, cr)
--RIGHT
Text.draw(right.header.text, cr)
Line.draw(right.header.underline, cr)
__draw_sections(right.days, cr)
end
end
return draw